323
CDUS41 KPHI 210618
CLIABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
118 AM EST SAT DEC 21 2024
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR DECEMBER 20 2024
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1922 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 33 9:35 AM 63 1957 42 -9 42
MINIMUM 30 11:32 PM -2 1942 26 4 24
1951
AVERAGE 32 34 -2 33
PRECIPITATION (IN)
YESTERDAY 0.21 2.19 1957 0.12 0.09 0.00
MONTH TO DATE 2.54 2.63 -0.09 6.10
SINCE DEC 1 2.54 2.63 -0.09 6.10
SINCE JAN 1 40.74 46.13 -5.39 43.86
SNOWFALL (IN)
YESTERDAY 3.7 6.2 1966 0.1 3.6 0.0
MONTH TO DATE 4.0 2.7 1.3 T
SINCE DEC 1 4.0 2.7 1.3 T
SINCE JUL 1 4.0 3.8 0.2 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 33 31 2 32
MONTH TO DATE 623 575 48 517
SINCE DEC 1 623 575 48 517
SINCE JUL 1 1492 1614 -122 1604
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 994 981 13 790
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 6.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 7:00 PM
LOWEST 61 2:00 AM
AVERAGE 79
......................................................
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 42 64 2018
MINIMUM TEMPERATURE (F) 26 -3 1942
SUNRISE AND SUNSET
DECEMBER 21 2024......SUNRISE 7:22 AM EST SUNSET 4:38 PM EST
DECEMBER 22 2024......SUNRISE 7:23 AM EST SUNSET 4:39 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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